Update AArch64ISelLowering.cpp

AZero13 · AZero13 · commit 328d2f76047f · 2025-11-16T17:37:17.000-05:00
diff --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -3757,6 +3757,9 @@ static SDValue emitComparison(SDValue LHS, SDValue RHS, ISD::CondCode CC,
       Opcode = AArch64ISD::ANDS;
       RHS = LHS.getOperand(1);
       LHS = LHS.getOperand(0);
+    } else if (LHS.getOpcode() == AArch64ISD::ANDS) {
+      // Use result of ANDS
+      return LHS.getValue(1);
     }
   }
 

Original file line number	Diff line number	Diff line change
`@@ -3757,6 +3757,9 @@ static SDValue emitComparison(SDValue LHS, SDValue RHS, ISD::CondCode CC,`
`3757`	`3757`	`Opcode = AArch64ISD::ANDS;`
`3758`	`3758`	`RHS = LHS.getOperand(1);`
`3759`	`3759`	`LHS = LHS.getOperand(0);`
	`3760`	`+ } else if (LHS.getOpcode() == AArch64ISD::ANDS) {`
	`3761`	`+ // Use result of ANDS`
	`3762`	`+ return LHS.getValue(1);`
`3760`	`3763`	`}`
`3761`	`3764`	`}`
`3762`	`3765`